CH709047A2 - Turbinenschaufel und Verfahren zur Kühlung einer Turbinenschaufel einer Gasturbine. - Google Patents
Turbinenschaufel und Verfahren zur Kühlung einer Turbinenschaufel einer Gasturbine. Download PDFInfo
- Publication number
- CH709047A2 CH709047A2 CH01962/14A CH19622014A CH709047A2 CH 709047 A2 CH709047 A2 CH 709047A2 CH 01962/14 A CH01962/14 A CH 01962/14A CH 19622014 A CH19622014 A CH 19622014A CH 709047 A2 CH709047 A2 CH 709047A2
- Authority
- CH
- Switzerland
- Prior art keywords
- airfoil
- turbine
- cooling
- turbine blade
- cooling passages
- Prior art date
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 149
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000012809 cooling fluid Substances 0.000 claims description 23
- 239000007787 solid Substances 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 description 50
- 239000000567 combustion gas Substances 0.000 description 13
- 238000005553 drilling Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011515 electrochemical drilling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/187—Convection cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/186—Film cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/202—Heat transfer, e.g. cooling by film cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/132,481 US9528380B2 (en) | 2013-12-18 | 2013-12-18 | Turbine bucket and method for cooling a turbine bucket of a gas turbine engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH709047A2 true CH709047A2 (de) | 2015-06-30 |
Family
ID=53192811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH01962/14A CH709047A2 (de) | 2013-12-18 | 2014-12-17 | Turbinenschaufel und Verfahren zur Kühlung einer Turbinenschaufel einer Gasturbine. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9528380B2 (enrdf_load_stackoverflow) |
| JP (1) | JP6496539B2 (enrdf_load_stackoverflow) |
| CN (1) | CN104727856B (enrdf_load_stackoverflow) |
| CH (1) | CH709047A2 (enrdf_load_stackoverflow) |
| DE (1) | DE102014118426A1 (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3329099B1 (en) * | 2015-07-31 | 2021-07-14 | General Electric Company | Cooling arrangements in turbine blades |
| US10590786B2 (en) * | 2016-05-03 | 2020-03-17 | General Electric Company | System and method for cooling components of a gas turbine engine |
| US10876407B2 (en) * | 2017-02-16 | 2020-12-29 | General Electric Company | Thermal structure for outer diameter mounted turbine blades |
| US10704406B2 (en) * | 2017-06-13 | 2020-07-07 | General Electric Company | Turbomachine blade cooling structure and related methods |
| US10753210B2 (en) | 2018-05-02 | 2020-08-25 | Raytheon Technologies Corporation | Airfoil having improved cooling scheme |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2679669A (en) * | 1949-09-21 | 1954-06-01 | Thompson Prod Inc | Method of making hollow castings |
| JPS5532915A (en) * | 1978-08-25 | 1980-03-07 | Hitachi Ltd | Gas turbine moving vane |
| US4726735A (en) * | 1985-12-23 | 1988-02-23 | United Technologies Corporation | Film cooling slot with metered flow |
| US5690472A (en) * | 1992-02-03 | 1997-11-25 | General Electric Company | Internal cooling of turbine airfoil wall using mesh cooling hole arrangement |
| US5482435A (en) * | 1994-10-26 | 1996-01-09 | Westinghouse Electric Corporation | Gas turbine blade having a cooled shroud |
| US5980209A (en) | 1997-06-27 | 1999-11-09 | General Electric Co. | Turbine blade with enhanced cooling and profile optimization |
| US6241471B1 (en) * | 1999-08-26 | 2001-06-05 | General Electric Co. | Turbine bucket tip shroud reinforcement |
| US6910864B2 (en) | 2003-09-03 | 2005-06-28 | General Electric Company | Turbine bucket airfoil cooling hole location, style and configuration |
| US6981840B2 (en) * | 2003-10-24 | 2006-01-03 | General Electric Company | Converging pin cooled airfoil |
| US6997679B2 (en) | 2003-12-12 | 2006-02-14 | General Electric Company | Airfoil cooling holes |
| US6966756B2 (en) * | 2004-01-09 | 2005-11-22 | General Electric Company | Turbine bucket cooling passages and internal core for producing the passages |
| JP4628865B2 (ja) * | 2005-05-16 | 2011-02-09 | 株式会社日立製作所 | ガスタービン動翼とそれを用いたガスタービン及びその発電プラント |
| US7901180B2 (en) | 2007-05-07 | 2011-03-08 | United Technologies Corporation | Enhanced turbine airfoil cooling |
| US8147188B2 (en) * | 2007-09-28 | 2012-04-03 | General Electric Company | Air cooled bucket for a turbine |
| US8052395B2 (en) * | 2007-09-28 | 2011-11-08 | General Electric Company | Air cooled bucket for a turbine |
| US8511990B2 (en) * | 2009-06-24 | 2013-08-20 | General Electric Company | Cooling hole exits for a turbine bucket tip shroud |
| US8920111B2 (en) * | 2009-10-20 | 2014-12-30 | Siemens Energy, Inc. | Airfoil incorporating tapered cooling structures defining cooling passageways |
| WO2011108164A1 (ja) * | 2010-03-03 | 2011-09-09 | 三菱重工業株式会社 | ガスタービンの動翼およびその製造方法ならびに動翼を用いたガスタービン |
| US8727724B2 (en) | 2010-04-12 | 2014-05-20 | General Electric Company | Turbine bucket having a radial cooling hole |
| US9022737B2 (en) * | 2011-08-08 | 2015-05-05 | United Technologies Corporation | Airfoil including trench with contoured surface |
-
2013
- 2013-12-18 US US14/132,481 patent/US9528380B2/en active Active
-
2014
- 2014-12-11 DE DE102014118426.2A patent/DE102014118426A1/de active Pending
- 2014-12-15 JP JP2014252569A patent/JP6496539B2/ja active Active
- 2014-12-17 CH CH01962/14A patent/CH709047A2/de unknown
- 2014-12-18 CN CN201410785663.9A patent/CN104727856B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP6496539B2 (ja) | 2019-04-03 |
| US9528380B2 (en) | 2016-12-27 |
| JP2015117700A (ja) | 2015-06-25 |
| DE102014118426A1 (de) | 2015-06-18 |
| US20150167493A1 (en) | 2015-06-18 |
| CN104727856B (zh) | 2018-01-26 |
| CN104727856A (zh) | 2015-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NV | New agent |
Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH |